Photo taken on March 27, 2017 shows the scenery of a karst cave in Fuyuan County, southwest China's Yunnan Province. The cave will open to tourists in July. (Xinhua/Yang Zongyou)
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Photo taken on March 27, 2017 shows the scenery of a karst cave in Fuyuan County, southwest China's Yunnan Province. The cave will open to tourists in July. (Xinhua/Yang Zongyou)
